The official Dustin "The Diamond" Poirier signature Headrush tee for The Ultimate Fighter 16 Finale!

30 single

Muscular fit.

100% cotton

Crew neck

Diamond inspired graphics at the front and upper back

Get the Best Fit

You've already got a t-shirt that fits like a dream. We want every shirt you wear to fit that well, so grab your favorite shirt, follow these easy measuring guidelines and compare your results to the chart below to find the best size for you.

Chest

Lay the shirt flat with the front facing up and measure from the point where the arm meets the body to the same point on the other side of the shirt. Double that measurement.

Length

Measure from the seam of the back collar (where the top of the tag would be) to the bottom of the waist.

Side

Measure from the point where the arm meets the body to the bottom of the waist.

Size

Chest

Length

Side

M

40in

101.5cm

27in

68.5cm

18.75in

47.75cm

L

42in

106.75cm

27in

68.5cm

18.75in

47.75cm

XL

44in

111.75cm

27in

68.5cm

18.75in

47.75cm

2XL

46in

116.75cm

27in

68.5cm

18.75in

47.75cm

These sizes are presented as guidelines to help you determine the best and most comfortable fit. Because the manufacturing process may vary from design to design, these sizes are only an approximation. Please note that these measurements were taken when the item was brand new. Depending on how it is washed, some shrinkage may occur. For more information, please contact our customer service department.